/// <summary>
/// Create a new Area BoundaryConditions Element.
/// All the parameter default as Fixed.
/// </summary>
/// <param name="hostElement">structural element which provide the hostElementId</param>
/// <returns>the created Point BoundaryConditions Element</returns>
private Autodesk.Revit.DB.Structure.BoundaryConditions CreateAreaBC(Autodesk.Revit.DB.Element hostElement)
{
Autodesk.Revit.Creation.Document createDoc = hostElement.Document.Create;
// invoke Document.NewAreaBoundaryConditions Method
Autodesk.Revit.DB.Structure.BoundaryConditions createdBC =
createDoc.NewAreaBoundaryConditions(GetAnalyticalElement(hostElement), 0, 0, 0, 0, 0, 0);
return(createdBC);
}